kbrain

CVE-2006-5420

MEDIUM · CVSS 5.0EPSS 2.6%EU EUVD

Kerio WinRoute Firewall 6.2.2 and earlier allows remote attackers to cause a denial of service (crash) via malformed DNS responses.

Key facts

CVSS score
5.0 (v2.0)
Severity
MEDIUM
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS score
2.6% (85th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2006-5405)
Published
October 20, 2006
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2006-5405 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall
  • kerio / winroute firewall

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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